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Individual Calculations April 2009 |
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| Ghelfi, Giancarlo Total change: -35.50 | |   |
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| CP Como | Como | ITA | 2009-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1717 | 0.00 | 1 | -0.27 | 25 | -6.75 | |
|  Grassetto, Gilberto | | | 1892 | ITA | 0.00 | 1 | -0.27 | 25 | -6.75 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | FE 3 Città di Erba - B | Erba | ITA | 2009-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1805 | 1717 | 0.00 | 3 | -1.15 | 25 | -28.75 | |
|  Revinelli, Sergio | | | 1868 | ITA | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Grassetto, Gilberto | | | 1892 | ITA | 0.00 | 1 | -0.27 | 25 | -6.75 | | | Petetta, Roberto | | | 1656 | ITA | 0.00 | 1 | -0.58 | 25 | -14.50 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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